1|
2|----------------------10--------------------------------------12-------------------------------------------12--------------------------------------------------------------
3|-----6-7-9-7-11---9------9---7--------6-7-9-7-11---11-12-14------9--7---4---14-12-12-12-11-11-11-9-9-9-7-7----14-14-14-12-12-12-11-11-11-12-14---12-11-12--14--------------
4|-7-9------------------------------7-9-------------------------------------------------------------------------------------------------------------------------15--12-14-12-
5|